21161460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{352691}}^1$

素因数の和:352703

約数の個数: 24

約数和(自身を含む): 59252256

約数和(自身を除く): 38090796

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 352691, 705382, 1058073, 1410764, 1763455, 2116146, 3526910, 4232292, 5290365, 7053820, 10580730, 21161460]

約数ペア:

[(1, 21161460), (2, 10580730), (3, 7053820), (4, 5290365), (5, 4232292), (6, 3526910), (10, 2116146), (12, 1763455), (15, 1410764), (20, 1058073), (30, 705382), (60, 352691)]